The only thing more painful than being an active forgetter is to be an inert rememberer.
把你的心挂在袖子上不是一个好计划;你应该把它放在里面,那里它运作得最好。
Failure is not terrible; what's terrible is not daring to try.
The beauty of mathematics is not in its complexity, but in its simplicity and the profound truths it reveals about the universe.